code: def testOnePeak(self):
      freqs = [100]
      mags = ones(len(freqs))
      self.assertEqual(Inharmonicity()(freqs, mags), 0)
  
file_path: essentia/test/src/unittests/tonal/test_inharmonicity.py
imports: from essentia_test import *
label_desc: Use image node_id 7 for calling the TestInharmonicity obj's underlying member method code with example usage: obj.testOnePeak() without return types